桂糖29(原代号505)由广西壮族自治区甘蔗研究所选育,杂交亲本组合为崖城94-46×ROC22,适宜广西区甘蔗产区种植。该品种植株直立紧凑,高度中等;中茎,节间圆筒形,蔗茎较均匀,蔗茎遮光部分黄绿色,露光为紫红色;芽呈卵圆形,略凸出,芽基离叶痕,芽尖不超过生长带;芽沟浅或不明显;叶片青绿色,易剥叶;57号毛 Guitang 29 (original code 505) was bred by Guangxi Institute of Sugarcane, Guangxi. The parents of the cross were Yacheng 94-46 × ROC22, which was suitable for planting sugarcane in Guangxi. The varieties of plant erect compact, highly medium; medium stems, internals cylindrical, cane stems more uniform, cane shading part of the yellow-green, exposed to purple; buds were oval, slightly protruding, , Bud tip does not exceed the growth zone; buds ditch shallow or inconspicuous; leaves turquoise, easy to strip leaves; No. 57 hair